diff --git a/free-courses-en.md b/free-courses-en.md
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 ### Machine Learning
 
 * [Google's Machine Learning Crash Course](https://developers.google.com/machine-learning/crash-course/)
+* [Intro to Machine Learning Udacity](https://www.udacity.com/course/intro-to-machine-learning--ud120) (Udacity)
 * [Machine Learning Mini Bootcamp](https://lambdaschool.com/free-course-machine-learning/)
 * [Pattern Recognition and Machine Learning](https://www.microsoft.com/en-us/research/people/cmbishop/#!prml-book)
 * [Principles of Machine Learning By Microsoft](https://www.edx.org/course/principles-machine-learning-microsoft-dat203-2x-6)